/
node.ts
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/
node.ts
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import type { Connection } from '@volar/language-server';
import { createConnection, createServer, createTypeScriptProjectProviderFactory, loadTsdkByPath } from '@volar/language-server/node';
import { ParsedCommandLine, VueCompilerOptions, createParsedCommandLine, createVueLanguagePlugin, parse, resolveCommonLanguageId, resolveVueCompilerOptions } from '@vue/language-core';
import { ServiceEnvironment, convertAttrName, convertTagName, createDefaultGetTsPluginClient, createVueServicePlugins, detect } from '@vue/language-service';
import * as tsPluginClient from '@vue/typescript-plugin/lib/client';
import { searchNamedPipeServerForFile } from '@vue/typescript-plugin/lib/utils';
import { createHybridModeProjectProviderFactory } from './lib/hybridModeProject';
import { DetectNameCasingRequest, GetConnectedNamedPipeServerRequest, GetConvertAttrCasingEditsRequest, GetConvertTagCasingEditsRequest, ParseSFCRequest } from './lib/protocol';
import type { VueInitializationOptions } from './lib/types';
export const connection: Connection = createConnection();
export const server = createServer(connection);
const envToVueOptions = new WeakMap<ServiceEnvironment, VueCompilerOptions>();
let tsdk: ReturnType<typeof loadTsdkByPath>;
let getTsPluginClient: ReturnType<typeof createDefaultGetTsPluginClient>;
connection.listen();
connection.onInitialize(async params => {
const options: VueInitializationOptions = params.initializationOptions;
const hybridMode = options.vue?.hybridMode ?? true;
const vueFileExtensions: string[] = ['vue'];
tsdk = loadTsdkByPath(options.typescript.tsdk, params.locale);
if (options.vue?.additionalExtensions) {
for (const additionalExtension of options.vue.additionalExtensions) {
vueFileExtensions.push(additionalExtension);
}
}
if (hybridMode) {
getTsPluginClient = () => tsPluginClient;
}
else {
getTsPluginClient = createDefaultGetTsPluginClient(tsdk.typescript, env => envToVueOptions.get(env)!);
}
const result = await server.initialize(
params,
hybridMode
? createHybridModeProjectProviderFactory(tsdk.typescript.sys)
: createTypeScriptProjectProviderFactory(tsdk.typescript, tsdk.diagnosticMessages),
{
watchFileExtensions: ['js', 'cjs', 'mjs', 'ts', 'cts', 'mts', 'jsx', 'tsx', 'json', ...vueFileExtensions],
getLanguageId(uri) {
if (vueFileExtensions.some(ext => uri.endsWith(`.${ext}`))) {
if (uri.endsWith('.html')) {
return 'html';
}
else if (uri.endsWith('.md')) {
return 'markdown';
}
else {
return 'vue';
}
}
return resolveCommonLanguageId(uri);
},
getServicePlugins() {
return createVueServicePlugins(
tsdk.typescript,
env => envToVueOptions.get(env)!,
getTsPluginClient,
hybridMode,
);
},
async getLanguagePlugins(serviceEnv, projectContext) {
const commandLine = await parseCommandLine();
const vueOptions = commandLine?.vueOptions ?? resolveVueCompilerOptions({});
for (const ext of vueFileExtensions) {
if (!vueOptions.extensions.includes(`.${ext}`)) {
vueOptions.extensions.push(`.${ext}`);
}
}
const vueLanguagePlugin = createVueLanguagePlugin(
tsdk.typescript,
serviceEnv.typescript!.uriToFileName,
projectContext.typescript?.sys.useCaseSensitiveFileNames ?? false,
() => projectContext.typescript?.host.getProjectVersion?.() ?? '',
() => projectContext.typescript?.host.getScriptFileNames() ?? [],
commandLine?.options ?? {},
vueOptions,
);
envToVueOptions.set(serviceEnv, vueOptions);
return [vueLanguagePlugin];
async function parseCommandLine() {
let commandLine: ParsedCommandLine | undefined;
if (projectContext.typescript) {
const { sys } = projectContext.typescript;
let sysVersion: number | undefined;
let newSysVersion = await sys.sync();
while (sysVersion !== newSysVersion) {
sysVersion = newSysVersion;
if (projectContext.typescript.configFileName) {
commandLine = createParsedCommandLine(tsdk.typescript, sys, projectContext.typescript.configFileName);
}
newSysVersion = await sys.sync();
}
}
return commandLine;
}
},
},
);
if (hybridMode) {
// handle by tsserver + @vue/typescript-plugin
result.capabilities.semanticTokensProvider = undefined;
}
return result;
});
connection.onInitialized(() => {
server.initialized();
});
connection.onShutdown(() => {
server.shutdown();
});
connection.onRequest(ParseSFCRequest.type, params => {
return parse(params);
});
connection.onRequest(DetectNameCasingRequest.type, async params => {
const languageService = await getService(params.textDocument.uri);
if (languageService) {
return await detect(languageService.context, params.textDocument.uri);
}
});
connection.onRequest(GetConvertTagCasingEditsRequest.type, async params => {
const languageService = await getService(params.textDocument.uri);
if (languageService) {
return await convertTagName(languageService.context, params.textDocument.uri, params.casing, getTsPluginClient(languageService.context));
}
});
connection.onRequest(GetConvertAttrCasingEditsRequest.type, async params => {
const languageService = await getService(params.textDocument.uri);
if (languageService) {
return await convertAttrName(languageService.context, params.textDocument.uri, params.casing, getTsPluginClient(languageService.context));
}
});
connection.onRequest(GetConnectedNamedPipeServerRequest.type, async fileName => {
const server = (await searchNamedPipeServerForFile(fileName))?.server;
if (server) {
return server;
}
});
async function getService(uri: string) {
return (await server.projects.getProject(uri)).getLanguageService();
}